package com.xzc.spring5.aopanno;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;

/**
 * @author 徐州城
 * @version 1.0
 */

//增强的类
@Component
@Aspect //生成代理对象
@Order(9)
public class UserProxy {

    //相同切入点抽取，相当于 包含关系
    @Pointcut(value = "execution(* com.xzc.spring5.aopanno.User.add(..))")
    public void pointDemo(){

    }

    //前置通知
    //@Before注解表示作为前置通知
    @Before(value = "pointDemo()")
    public void before(){
        System.out.println("before...");
    }

    // 最终通知
    @After(value = "pointDemo()")
    public void after(){
        System.out.println("after...");
    }

    // 后置通知（返回通知）
    @AfterReturning(value = "execution(* com.xzc.spring5.aopanno.User.add(..))")
    public void afterReturning(){
        System.out.println("afterReturning...");
    }

    //异常通知
    @AfterThrowing(value = "execution(* com.xzc.spring5.aopanno.User.add(..))")
    public void afterThrowing(){
        System.out.println("afterThrowing...");
    }

    //环绕通知
    @Around(value = "execution(* com.xzc.spring5.aopanno.User.add(..))")
    public void around(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {
        System.out.println("环绕之前.....");
        //被增强的方法执行
        proceedingJoinPoint.proceed();

        System.out.println("环绕之后.....");
    }
}
